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Multimodal image registration (MIR) is a fundamental procedure in many image-guided therapies. Recently, unsupervised learning-based methods have demonstrated promising performance over accuracy and efficiency in deformable image…

Computer Vision and Pattern Recognition · Computer Science 2020-11-13 Zhe Xu , Jiangpeng Yan , Jie Luo , Xiu Li , Jayender Jagadeesan

We introduce RetinaRegNet, a zero-shot image registration model designed to register retinal images with minimal overlap, large deformations, and varying image quality. RetinaRegNet addresses these challenges and achieves robust and…

Classical pairwise image registration methods search for a spatial transformation that optimises a numerical measure that indicates how well a pair of moving and fixed images are aligned. Current learning-based registration methods have…

Image and Video Processing · Electrical Eng. & Systems 2019-10-22 Yipeng Hu , Eli Gibson , Dean C. Barratt , Mark Emberton , J. Alison Noble , Tom Vercauteren

Recognizing a target of interest from the UAVs is much more challenging than the existing object re-identification tasks across multiple city cameras. The images taken by the UAVs usually suffer from significant size difference when…

Computer Vision and Pattern Recognition · Computer Science 2023-11-07 Shuoyi Chen , Mang Ye , Bo Du

We present a novel method for local image feature matching. Instead of performing image feature detection, description, and matching sequentially, we propose to first establish pixel-wise dense matches at a coarse level and later refine the…

Computer Vision and Pattern Recognition · Computer Science 2021-04-02 Jiaming Sun , Zehong Shen , Yuang Wang , Hujun Bao , Xiaowei Zhou

Deformable image registration poses a challenging problem where, unlike most deep learning tasks, a complex relationship between multiple coordinate systems has to be considered. Although data-driven methods have shown promising…

Computer Vision and Pattern Recognition · Computer Science 2025-03-11 Vasiliki Sideri-Lampretsa , Nil Stolt-Ansó , Huaqi Qiu , Julian McGinnis , Wenke Karbole , Martin Menten , Daniel Rueckert

The neuron reconstruction from raw Optical Microscopy (OM) image stacks is the basis of neuroscience. Manual annotation and semi-automatic neuron tracing algorithms are time-consuming and inefficient. Existing deep learning neuron…

Computer Vision and Pattern Recognition · Computer Science 2022-12-09 Yijun Wang , Rui Lang , Rui Li , Junsong Zhang

A fast and accurate algorithm is presented for registering scans from an RGB-D camera on a pan-tilt platform. The pan-tilt RGB-D camera rotates and scans the entire scene in an automated fashion. The proposed algorithm exploits the movement…

Graphics · Computer Science 2019-06-11 Jung-Hyun Byun , Tack-Don Han

Deep convolutional neural networks (CNNs) are state-of-the-art for semantic image segmentation, but typically require many labeled training samples. Obtaining 3D segmentations of medical images for supervised training is difficult and labor…

Computer Vision and Pattern Recognition · Computer Science 2019-07-29 Zhenlin Xu , Marc Niethammer

Traditional image registration methods are robust but slow due to their iterative nature. While deep learning has accelerated inference, it often struggles with domain shifts. Emerging registration foundation models offer a balance of speed…

Computer Vision and Pattern Recognition · Computer Science 2026-02-02 Lin Chen , Yue He , Fengting Zhang , Yaonan Wang , Fengming Lin , Xiang Chen , Min Liu

Image registration is the basis for many applications in the fields of medical image computing and computer assisted interventions. One example is the registration of 2D X-ray images with preoperative three-dimensional computed tomography…

Computer Vision and Pattern Recognition · Computer Science 2020-12-16 Darya Trofimova , Tim Adler , Lisa Kausch , Lynton Ardizzone , Klaus Maier-Hein , Ulrich Köthe , Carsten Rother , Lena Maier-Hein

The detailed reconstruction of neural anatomy for connectomics studies requires a combination of resolution and large three-dimensional data capture provided by serial section electron microscopy (ssEM). The convergence of high throughput…

Computer Vision and Pattern Recognition · Computer Science 2017-11-21 Arthur W. Wetzel , Jennifer Bakal , Markus Dittrich , David G. C. Hildebrand , Josh L. Morgan , Jeff W. Lichtman

The establishment of image correspondence through robust image registration is critical to many clinical tasks such as image fusion, organ atlas creation, and tumor growth monitoring, and is a very challenging problem. Since the beginning…

Quantitative Methods · Quantitative Biology 2020-01-22 Grant Haskins , Uwe Kruger , Pingkun Yan

Recent deep learning-based methods have shown promising results and runtime advantages in deformable image registration. However, analyzing the effects of hyperparameters and searching for optimal regularization parameters prove to be too…

Computer Vision and Pattern Recognition · Computer Science 2021-07-06 Tony C. W. Mok , Albert C. S. Chung

Image registration is a fundamental task that aligns anatomical structures between images. While CNNs perform well, they lack rotation equivariance - a rotated input does not produce a correspondingly rotated output. This hinders…

Computer Vision and Pattern Recognition · Computer Science 2026-04-10 Arghavan Rezvani , Kun Han , Anthony T. Wu , Pooya Khosravi , Xiaohui Xie

Symmetric objects are common in daily life and industry, yet their inherent orientation ambiguities that impede the training of deep learning networks for pose estimation are rarely discussed in the literature. To cope with these…

Computer Vision and Pattern Recognition · Computer Science 2026-04-21 Andreas Kriegler , Csaba Beleznai , Margrit Gelautz

Synthetic Aperture Radar has been extensively used in numerous fields and can gather a wealth of information about the area of interest. This large scene data intensive technology puts a high value on automatic target recognition which can…

Computer Vision and Pattern Recognition · Computer Science 2024-07-10 Guibin Zhao , Pengfei Li , Zhibo Zhang , Fusen Guo , Xueting Huang , Wei Xu , Jinyin Wang , Jianlong Chen

Registration of images with pathologies is challenging due to tissue appearance changes and missing correspondences caused by the pathologies. Moreover, mass effects as observed for brain tumors may displace tissue, creating larger…

Image and Video Processing · Electrical Eng. & Systems 2020-08-19 Xu Han , Zhengyang Shen , Zhenlin Xu , Spyridon Bakas , Hamed Akbari , Michel Bilello , Christos Davatzikos , Marc Niethammer

Benefiting from a relatively larger aperture's angle, and in combination with a wide transmitting bandwidth, near-field synthetic aperture radar (SAR) provides a high-resolution image of a target's scattering distribution-hot spots.…

Image and Video Processing · Electrical Eng. & Systems 2022-11-29 Xu Zhan , Xiaoling Zhang , Wensi Zhang , Jun Shi , Shunjun Wei , Tianjiao Zeng

When taking images of some occluded content, one is often faced with the problem that every individual image frame contains unwanted artifacts, but a collection of images contains all relevant information if properly aligned and aggregated.…

Computer Vision and Pattern Recognition · Computer Science 2024-05-21 Monika Kwiatkowski , Simon Matern , Olaf Hellwich